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src/main/java/net/server/channel/handlers/TransferWorldHandler.java

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+/*
+    This file is part of the HeavenMS MapleStory Server
+    Copyleft (L) 2016 - 2019 RonanLana
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as
+    published by the Free Software Foundation version 3 as published by
+    the Free Software Foundation. You may not use, modify or distribute
+    this program under any other version of the GNU Affero General Public
+    License.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package net.server.channel.handlers;
+
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.sql.Timestamp;
+
+import client.MapleCharacter;
+import client.MapleClient;
+import config.YamlConfig;
+import net.AbstractMaplePacketHandler;
+import net.server.Server;
+import tools.DatabaseConnection;
+import tools.MaplePacketCreator;
+import tools.data.input.SeekableLittleEndianAccessor;
+
+/**
+ *
+ * @author Ronan
+ * @author Ubaware
+ */
+public final class TransferWorldHandler extends AbstractMaplePacketHandler {
+    
+    @Override
+    public final void handlePacket(SeekableLittleEndianAccessor slea, MapleClient c) {
+        slea.readInt(); //cid
+        int birthday = slea.readInt();
+        if (!CashOperationHandler.checkBirthday(c, birthday)) {
+            c.announce(MaplePacketCreator.showCashShopMessage((byte) 0xC4));
+            c.announce(MaplePacketCreator.enableActions());
+            return;
+        }
+        MapleCharacter chr = c.getPlayer();
+        if(!YamlConfig.config.server.ALLOW_CASHSHOP_WORLD_TRANSFER || Server.getInstance().getWorldsSize() <= 1) {
+            c.announce(MaplePacketCreator.sendWorldTransferRules(9, c));
+            return;
+        }
+        int worldTransferError = chr.checkWorldTransferEligibility();
+        if(worldTransferError != 0) {
+            c.announce(MaplePacketCreator.sendWorldTransferRules(worldTransferError, c));
+            return;
+        }
+        try (Connection con = DatabaseConnection.getConnection();
+                PreparedStatement ps = con.prepareStatement("SELECT completionTime FROM worldtransfers WHERE characterid=?")) {
+            ps.setInt(1, chr.getId());
+            ResultSet rs = ps.executeQuery();
+            while(rs.next()) {
+                Timestamp completedTimestamp = rs.getTimestamp("completionTime");
+                if(completedTimestamp == null) { //has pending world transfer
+                    c.announce(MaplePacketCreator.sendWorldTransferRules(6, c));
+                    return;
+                } else if(completedTimestamp.getTime() + YamlConfig.config.server.WORLD_TRANSFER_COOLDOWN > System.currentTimeMillis()) {
+                    c.announce(MaplePacketCreator.sendWorldTransferRules(7, c));
+                    return;
+                };
+            }
+        } catch(SQLException e) {
+            e.printStackTrace();
+            return;
+        }
+        c.announce(MaplePacketCreator.sendWorldTransferRules(0, c));
+    }
+}